public virtual bool Resolve()
{
if (this.IsResolved || !this.IsResolvable)
{
return(this.IsResolved);
}
IMetadataNode node = this.ResolveNodeSource.Find(a => this.IsSatisfiedBy(a.Metadata));
if (node != null)
{
this.DependentMetadataNode = node;
IReferencable referencable = node as IReferencable;
if (referencable != null)
{
referencable.AddReferencedConstraint(this);
}
this.IsResolved = true;
}
else
{
this.IsResolvable = false;
}
return(this.IsResolvable);
}
protected virtual string GetMemberName(IMetadataNode member)
{
if (member is EntityField)
return ((EntityField)member).Name;
if (member is IndexField)
return ((IndexField)member).Name;
if (member is Link)
return ((Link)member).Name;
throw new InvalidOperationException("Unrecognized member type: " + member.GetType().ToString());
}
private string FormatPropertyAccessorText(IMetadataNode member, string accessorText)
{
if (accessorText.IndexOf("\r\n") > 0)
accessorText = "\r\n" + StringHelper.IndentBlock(accessorText) + "\r\n";
return accessorText.Replace("${field}", FormatFieldName(GetMemberName(member)));
}
private string GetPropertyAccessorText(IMetadataNode member, string nodeName, string defaultCode)
{
string txt = "";
XmlNode node = member.LoadedXmlNode.SelectSingleNode(nodeName);
if (node != null && node.InnerText.Trim() != "")
txt = node.InnerText;
else
txt = defaultCode;
return txt;
}
protected virtual string GetPropertySetterText(IMetadataNode member)
{
return GetPropertyAccessorText(member, "Set", "${field} = value;");
}
protected virtual string GetPropertyGetterText(IMetadataNode member)
{
return GetPropertyAccessorText(member, "Get", "return ${field};");
}
private XmlNode GetOrCreateItemNode (XmlNode listNode, IMetadataNode item, string itemElementName) {
foreach (XmlNode itemNode in listNode.SelectNodes(itemElementName)) {
if (item.LoadedXmlNode == itemNode) {
return itemNode;
}
}
XmlNode node = listNode.OwnerDocument.CreateElement(itemElementName);
if (item.LoadedXmlNode != null)
{
foreach (XmlAttribute attr in item.LoadedXmlNode.Attributes)
{
node.Attributes.Append((XmlAttribute)attr.Clone());
}
node.InnerXml = item.LoadedXmlNode.InnerXml;
}
listNode.AppendChild(node);
return node;
}